diff --git a/static/pdf.js/pdf.js b/static/pdf.js/pdf.js
index fda47cbe1..5307a4f99 100644
--- a/static/pdf.js/pdf.js
+++ b/static/pdf.js/pdf.js
@@ -21,7 +21,7 @@ if (typeof PDFJS === 'undefined') {
 }
 
 PDFJS.version = '0.8.798';
-PDFJS.build = '25c476a';
+PDFJS.build = '5cd9fec';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
diff --git a/static/pdf.js/pdf.worker.js b/static/pdf.js/pdf.worker.js
index 3868c8813..cb4bf53f3 100644
--- a/static/pdf.js/pdf.worker.js
+++ b/static/pdf.js/pdf.worker.js
@@ -21,7 +21,7 @@ if (typeof PDFJS === 'undefined') {
 }
 
 PDFJS.version = '0.8.798';
-PDFJS.build = '25c476a';
+PDFJS.build = '5cd9fec';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
diff --git a/static/pdf.js/viewer.js b/static/pdf.js/viewer.js
index 2c39cd8a6..08cbaea18 100644
--- a/static/pdf.js/viewer.js
+++ b/static/pdf.js/viewer.js
@@ -4978,7 +4978,10 @@ function updateViewarea() {
   });
   var href = PDFView.getAnchorUrl(pdfOpenParams);
   document.getElementById('viewBookmark').href = href;
-  document.location.hash = '#page=' + pageNumber;
+  document.getElementById('secondaryViewBookmark').href = href;
+
+  // Update the current bookmark in the browsing history.
+  PDFHistory.updateCurrentBookmark(pdfOpenParams, pageNumber);
 }
 
 window.addEventListener('resize', function webViewerResize(evt) {